Rock Manor Golf Course Dam

New Castle County, Delaware (near WILMINGTON)

River/Stream: MATSON RUN

High Hazard

Failure would likely cause loss of life

Key Facts

Dam Type
Gravity
Height
24 ft
Dam Length
475 ft
Reservoir Storage
100 acre-ft
Year Completed
2007
Primary Purpose
Flood Risk Reduction
Owner Type
Local Government
Max Discharge
4,522 cfs

Condition Assessment

Fair

Hazard Classification: High — This describes the potential consequences of dam failure, not the likelihood of failure.

Condition Assessment: Fair — This describes the current physical condition of the dam based on the most recent inspection.

Location

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Quick Stats

NID ID
DE00105
State
Delaware (DE)
Coordinates
39.77349, -75.53196
Age
19 years

Nearby Dams

External Resources

Data sourced from the National Inventory of Dams (NID). Information may not reflect the most current status of this dam. Hazard classification reflects potential consequences of failure, not the likelihood of failure or the current condition.